Custom Diesel Service LLC 24/7 Roadside Assistance and shop✓ Verified

82Trust Score|4.7★|1513-25 E Jonathan St, Allentown, PA 18109

SunClosed

Mon-Fri8AM-5PM

SatClosed

Inspection Types

✓Cars

✗Motorcycles

✓Trailers

✗Med Trucks

✗Heavy Trucks

✓Heavy Trailers

✗Emissions

Directions Website

About This Station

Overview & Pro Tips

Custom Diesel Service LLC has earned a 4.7⭐ rating with 158 reviews for exceptional diesel mechanic expertise in Allentown. With over 7 years of loyal customer relationships, the team—including Dennis and Todd—consistently delivers same-day diagnostics and repairs, even accommodating emergency after-hours calls. Customers praise their reliability for heavy trucks, trailers, and tractor-trailers stuck on major routes.

Pro Tips

🚨 Call ahead for emergency service—staff answers after-hours and can get you in immediately
🔧 Ask for Dennis or Todd by name; customers specifically commend their expertise and go-the-extra-mile service
⏱️ Plan visits Monday-Friday 8AM-5PM; weekend emergency service available by phone
💪 Bring heavy trucks and trailers—this is their specialty with proven 7+ year track records